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Date: Sun, 5 Oct 2014 18:03:03 -0700
From: Steve Longerbeam <steve_longerbeam@mentor.com>
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To: Jean-Michel Hautbois <jean-michel.hautbois@vodalys.com>,
	Steve Longerbeam <slongerbeam@gmail.com>
CC: Philipp Zabel <p.zabel@pengutronix.de>,
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	Robert Schwebel <r.schwebel@pengutronix.de>,
	<linux-media@vger.kernel.org>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: Re: i.MX6 status for IPU/VPU/GPU
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On 10/02/2014 07:50 AM, Jean-Michel Hautbois wrote:
> Hi Steve,
> 
> 2014-09-09 18:28 GMT+02:00 Steve Longerbeam <slongerbeam@gmail.com>:
>> On 09/09/2014 12:49 AM, Jean-Michel Hautbois wrote:
>>> 2014-08-27 16:23 GMT+02:00 Steve Longerbeam <steve_longerbeam@mentor.com>:
>>>
>>>> The complete driver I posted to the list does have some minor issues
>>>> mostly suggested by Hans Verkuil (switch to new selection API instead
>>>> of cropping API for example). It is a full featured driver but it does not
>>>> implement the media device framework, i.e. user does not have direct
>>>> control of the video pipeline, rather the driver chooses the pipeline based
>>>> on the traditional inputs from user (video format and controls).
> 
> Here is my first step toward MC support from your work :
> https://github.com/Vodalys/linux-2.6-imx/commit/8f0318f53c48a9638a1963b395bc79fbd7ba4c07
> 
> This is a WIP, so some parts of code are commented out awaiting a
> nicer solution.
> I also keep using your eplist array for the moment, and open will
> obviously fail when trying to power sensor.
> But what I wanted was a complete MC support with parsing links from DT
> and I used Laurent's work intensively :).

Hi Jean-Michel,

Ok thanks for the work, I will try to find time to study it.


> 
>>>> I've also worked out what I think is a workable video pipeline graph for i.MX,
>>>> suitable for defining the entities, pads, and links. Unfortunately I haven't
>>>> been able to spend as much time as I'd like on it.
> 
> Did you find some time to write the pdf you mentioned ?

Finally did. I will send it directly to you, as I'm sure it will get
stripped here.

Steve